Prox Piston Kit 4-stroke 250cc
Prox Piston Kit 4-stroke 250cc
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Upgrade your 4-stroke engine with the Prox Piston Kit, engineered for superior performance and reliability. This kit provides everything you need for a piston replacement, ensuring optimal combustion and power delivery. Experience enhanced engine efficiency and durability with Prox's precision-engineered components.
Description
The Prox Piston Kit is designed to deliver exceptional performance in 4-stroke engines. Manufactured using state-of-the-art CNC equipment and a low-expansion, low-friction aluminum alloy, this piston kit ensures a precise fit and long-lasting durability. The 12.6:1 compression ratio maximizes combustion efficiency, unlocking your engine's full potential. Each kit includes a piston, rings, wrist pin, and circlips, providing all the necessary components for a seamless installation. Whether you're a professional mechanic or an avid enthusiast, the Prox Piston Kit offers unmatched quality and performance for your 250cc engine. Upgrade to Prox and experience the difference in power and reliability. The standard size A piston has a bore size of 77.00 mm, and a piston size of 76.96 mm.
Features & highlights
- Complete Kit: Includes piston, rings, wrist pin, and circlips for a comprehensive replacement.
- Precision Machined: Manufactured on state-of-the-art CNC equipment for exact tolerances and optimal fit.
- Enhanced Performance: Low expansion, low friction alloy maximizes engine efficiency and power.
- Durable Construction: High-quality materials ensure long-lasting reliability and resistance to wear.
- Optimized Compression: 12.6:1 compression ratio for improved combustion and throttle response.
Technical specifications
- Brand: Prox
- Part Number: 01.4335.B
- Engine Type: 4-Stroke
- Displacement: 250 cc
- Bore Size: 77.00 mm
- Piston Size: 76.96 mm
- Bore - Oversize: Standard
- Compression Ratio: 12.6:1
- Piston Material: Aluminum Alloy
- Skirt Coating: Non-Coated
- Type: Standard Size A
Important to know
No specific requirements or limitations are listed for this product.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
PROX
01.4335.B
Piston Kit
77,00 mm
12.6:1
250 cc
Aluminum Alloy
76.96 mm
Non-Coated
4-Stroke
Standard Size A
Kit


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

